package com.guli.gulimalltest;







import sun.misc.Unsafe;
import sun.reflect.Reflection;

import java.lang.reflect.Method;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.locks.ReentrantReadWriteLock;

/**
 * Hello world!
 *
 */
public class App 
{
    public static void main( String[] args ) throws ClassNotFoundException, IllegalAccessException, InstantiationException, NoSuchMethodException {
       Integer a = 1;
       Integer b = 2;
       Integer c = 3;
        Integer d = 3;
        System.out.println(a==b);
        System.out.println(a+b ==c);
        System.out.println(c==d);

        ReentrantReadWriteLock reentrantReadWriteLock;
    }
}
